Introducing monthly fireworks displays and drone shows above Victoria Harbour would have a limited impact on Hong Kong’s tourism sector, an industry representative has said. Sara Leung, chair of the Hong Kong Tourism Industry Employees General Union, told RTHK on Tuesday that she was not optimistic about the plan, which is expected to be revealed during the city’s annual budget address on Wednesday. Leung said the displays would at most attract tourists from “neighbouring areas” but not those from overseas. “There would definitely be [visitors], but would it be a large number? I don’t think so…